Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644909 | Method and apparatus for making alternate twist plied yarn and product | Warren Francis Knoff, Robert William McAllister, Steven K. Shibata, Robert Edward Taylor, Paul W. Yngve | 1997-07-08 |